电能是一种广泛应用的二次能源,电能质量的优劣直接影响用电设备能否正常运行,因此实现电能参量的动态显示,以便实时对电能质量进行监测具有现实意义.文章利用DSP(F2812)和SMG12864液晶组成硬件显示电路,通过采集模块将数据送人DSP,经过DSP对数据进行处理,在液晶上显示出来.设计了DSP与液晶的接口电路和DSP驱动液晶显示的软件程序.实验证明,基于DSP(F2812)组成的液晶显示模块能够对电能质量参数实时动态显示,达到预期的设计效果.
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